Illumination device, display device, display system, and light module driving method for illumination device
US11798503B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2022 |
| Grant date | Oct 24, 2023 |
| Priority date | — |
| Expiry date | Sep 19, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2360/16
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A light module driving method for a illumination device, wherein the illumination device includes a driving unit, a transformation unit, a compensation and calibration unit and a light module, and the driving unit is configured to output a light driving signal according to a source, wherein the transformation unit is coupled to the driving unit and the light module, and the light driving signal is configured to drive a plurality of lighting zones corresponding to a light-emitting diode (LED) module of the light module, wherein the light module driving method includes transforming, by the transformation unit, the light driving signal into a plurality of modulated light driving signals according to the compensation and calibration unit to drive each lighting zone corresponding to the LED module.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.